CPU Performance, Short Form

For our motherboard reviews, we use our short form testing method. These tests usually focus on if a motherboard is using MultiCore Turbo (the feature used to have maximum turbo on at all times, giving a frequency advantage), or if there are slight gains to be had from tweaking the firmware. We put the memory settings at the CPU manufacturers suggested frequency, making it very easy to see which motherboards have MCT enabled by default.

Rendering - Blender 2.78: link

For a render that has been around for what seems like ages, Blender is still a highly popular tool. We managed to wrap up a standard workload into the February 5 nightly build of Blender and measure the time it takes to render the first frame of the scene. Being one of the bigger open source tools out there, it means both AMD and Intel work actively to help improve the codebase, for better or for worse on their own/each other's microarchitecture.

Blender 2.78

Streaming and Archival Video Transcoding - Handbrake 1.1.0

A popular open source tool, Handbrake is the anything-to-anything video conversion software that a number of people use as a reference point. The danger is always on version numbers and optimization, for example the latest versions of the software can take advantage of AVX-512 and OpenCL to accelerate certain types of transcoding and algorithms. The version we use here is a pure CPU play, with common transcoding variations.

We have split Handbrake up into several tests, using a Logitech C920 1080p60 native webcam recording (essentially a streamer recording), and convert them into two types of streaming formats and one for archival. The output settings used are:

  • 720p60 at 6000 kbps constant bit rate, fast setting, high profile
  • 1080p60 at 3500 kbps constant bit rate, faster setting, main profile
  • 1080p60 HEVC at 3500 kbps variable bit rate, fast setting, main profile

Handbrake 1.1.0 - 720p60 x264 6000 kbps FastHandbrake 1.1.0 - 1080p60 x264 3500 kbps FasterHandbrake 1.1.0 - 1080p60 HEVC 3500 kbps Fast

Rendering – POV-Ray 3.7: link

The Persistence of Vision Ray Tracer, or POV-Ray, is a freeware package for as the name suggests, ray tracing. It is a pure renderer, rather than modeling software, but the latest beta version contains a handy benchmark for stressing all processing threads on a platform. We have been using this test in motherboard reviews to test memory stability at various CPU speeds to good effect – if it passes the test, the IMC in the CPU is stable for a given CPU speed. As a CPU test, it runs for approximately 1-2 minutes on high-end platforms.

POV-Ray 3.7 Render Benchmark (Multi-Threaded)

Compression – WinRAR 5.4: link

Our WinRAR test from 2013 is updated to the latest version of WinRAR at the start of 2014. We compress a set of 2867 files across 320 folders totaling 1.52 GB in size – 95% of these files are small typical website files, and the rest (90% of the size) are small 30-second 720p videos.

WinRAR 5.4 Compression Test

Synthetic – 7-Zip 9.2: link

As an open source compression tool, 7-Zip is a popular tool for making sets of files easier to handle and transfer. The software offers up its own benchmark, to which we report the result.

7-Zip 9.2 Compress/Decompress Benchmark

Point Calculations – 3D Movement Algorithm Test: link

3DPM is a self-penned benchmark, taking basic 3D movement algorithms used in Brownian Motion simulations and testing them for speed. High floating point performance, MHz, and IPC win in the single thread version, whereas the multithread version has to handle the threads and loves more cores. For a brief explanation of the platform agnostic coding behind this benchmark, see my forum post here.

3DPM: Movement Algorithm Tester (Multi-threaded)

In AVX mode, the FX-8800P scores 557.6, and the 200GE scores 858.0.

Neuron Simulation - DigiCortex v1.20: link

The newest benchmark in our suite is DigiCortex, a simulation of biologically plausible neural network circuits, and simulates activity of neurons and synapses. DigiCortex relies heavily on a mix of DRAM speed and computational throughput, indicating that systems which apply memory profiles properly should benefit and those that play fast and loose with overclocking settings might get some extra speed up. Results are taken during the steady-state period in a 32k neuron simulation and represented as a function of the ability to simulate in real time (1.000x equals real-time).

DigiCortex 1.20 (32k Neuron, 1.8B Synapse)

CPU Benchmark Analysis

As we perhaps expected, the Zen-based AMD Athlon jumps all over the Carrizo CPU in all of our tests, and usually by a healthy margin of up to 40%. POV-Ray was close, given that it allows the Carrizo CPU to use all of its threads at higher IPC, but the fact is that an extra $24 (CPU+Motherboard) can get a lot of performance. 

System Performance CPU Performance, Extended Tests
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  • DanNeely - Wednesday, August 14, 2019 - link

    page 4: "Comparing $88 vs $112 is an important point here - if you are tied for cash, you might go with the $88 option. But what performance uplift do you get from an additional $14?" That's $24 not 414.
  • sing_electric - Wednesday, August 14, 2019 - link

    And it continues through the next page. It means you're looking at 27% more price, and that's roughly fair given the performance differences seen. Both could be good buys depending on where you want to spend your cash on the build. (I kind of love planning REALLY cheap builds since the low budget makes you really work at trade offs - the $24 difference is a 120GB SSD or 4GB stick of RAM, for example. It's like a haiku, where you really need to strip things down to what matters.)
  • The_Assimilator - Wednesday, August 14, 2019 - link

    "...Biostar believes there is a new market out there for mobile-class gaming machines"

    There is, but not for gaming machines that suck.
  • JWade - Wednesday, August 14, 2019 - link

    I think it would make for a good little multi media pc, its itx with an m.2 slot. can have a good little media player for under $200. the 200GE is with a micro atx board and is quite a bit bigger. when ever Newegg gets around to selling it, I will definitely buy one for the size its great I think
  • Dug - Wednesday, August 14, 2019 - link

    "if you are tied for cash, you might go with the $88 option"

    If you are that tied for cash you might consider buying food instead of buying new computer parts.
  • sing_electric - Wednesday, August 14, 2019 - link

    Fair, but there's always marginal cases where you just want something under a certain price. Say you're outfitting a community center or something with computers, the $24 you save might be significant when you look at the # of units you need. There's always ways to spend more money for better performance, but for a lot of applications, the speed difference might not be noticeable.

    Plus, within any budget, there's smart and dumb ways to spend your money - the price difference between these is basically enough to get you a 120GB SSD at today's prices, for example, or go from 1 4GB stick of RAM to 2.
  • Tams80 - Thursday, August 15, 2019 - link

    You can be tied for cash within a budget. If you have a budget for a computer, you almost certainly have budgets for food, utilities, transport, etc. So by not buying a cheap computer, you end up with possibly a few nicer meals but no computer.
  • digitalgriffin - Wednesday, August 14, 2019 - link

    Do a search in article for (insert model here) for the Audio Driver.
    Also listing the HDMI version would be critical to those looking to use this as a Media Server. One would hope it's HDMI 2.0 at least.
  • sandtitz - Wednesday, August 14, 2019 - link

    As stated in the article:
    Realtek ALC887
    HDMI 1.4
  • Flunk - Wednesday, August 14, 2019 - link

    Carrizo doesn't support HDMI 2, you need to go newer.

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